JPH05205571A - Slide switch - Google Patents

Abstract

PURPOSE:To simplify built-in work so as to perform simple and correct positioning of the respective terminal boards by burying a plurality of fixed terminal boards and the movable terminal boards corresponding with the fixed terminal boards in the respectively separated terminal holders for combining and binding the respective engaging bodies for combination. CONSTITUTION:A fixed terminal holder 9 embedding a plurality of fixed terminal boards 2 in parallel and a movable terminal board holder 10 integrally embedding a plurality of movable terminal boards 3 corresponding to the terminal boards 2 in a separate body from the holder 9 are provided. An engaging body 12 formed on the holder 10 is coupled with a body to be engaged 11 formed on the side of the holder 9 for being combiend so that the terminal plates 2 and 3 may be mutually faced. At this time, an operating slider as an operating piece to open and close a switch is slidably arranged on the holder 9. Thereby, assembly work can be simplified by one process of building in fellow holders ever when a plurality of fixed and movable terminal boards are there while improving the accuracy for positioning the respective terminal boards.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of a slide switch, and in particular, has an improvement in the assemblability of movable and fixed terminal plates to respective holders.

[0002]

2. Description of the Related Art Conventionally, a slide switch is generally mounted on a movable terminal plate holder and a fixed terminal plate holder which are vertically stacked so that the movable terminal plate and the fixed terminal plate face each other, and the slide switch is slidable between both holders. The movable contact of the movable terminal plate is brought into contact with and separated from the fixed contact of the fixed terminal plate by utilizing the spring action of the movable terminal plate by slidingly operating the operating slider incorporated therein.

[0003]

When assembling the slide switch of such a form, the movable terminal plate and the fixed terminal plate are preliminarily press-molded separately, and the terminal plates are individually attached to the respective terminal plate holders at the assembly stage. .. Especially, in the slide switch of the double type or more that slides the operating slider in two or more steps to disconnect / contact it, it is necessary to incorporate two or more sets of movable terminal plates and fixed terminal plates, and the alignment of the terminal plates is troublesome. So, it was troublesome to assemble.

In view of such a fact, the first object of the present invention is to simplify the work of assembling the fixed and movable terminal plates to the respective terminal plate holders. A second object of the present invention is to improve the alignment accuracy between the fixed terminal board and the movable terminal board.

[0005]

In order to achieve the above object, in the present invention, a fixed terminal plate holder 9 in which a plurality of fixed terminal plates 2 are arranged in parallel, and the fixed terminal plate 2 is separately provided. And a movable terminal plate holder 10 formed by integrally embedding a plurality of movable terminal plates 3 corresponding to the movable terminal plate holder 1.
The engaging body 12 formed in 0 is bound to the engaged body 11 formed on the fixed terminal plate holder 9 side, and both holders are combined so that the fixed terminal plate 2 and the movable terminal plate 3 face each other, and The fixed terminal board holder 9 slides on the movable terminal board 3 and is provided with an operator 13 for bringing the movable terminal board 3 into and out of contact with the fixed terminal board 2 to form a slide switch.

[0006]

A plurality of fixed terminal boards 2 and movable terminal boards 3 corresponding thereto are embedded in separate fixed terminal board holders 9 and movable terminal board holders 10 in advance, and each is made into a unit. Engaging body 1 formed on the plate holder 10 side
Since 2 is attached to the engaged body 11 on the fixed terminal plate holder 9 side so as to combine both, the assembling work for facing a plurality of both terminal plates 2 and 3 need only be one attaching work. .. In addition, the positioning of each terminal board can be easily performed without any deviation.

[0007]

Embodiments of the slide switch according to the present invention will be described below.

(Processing of Integrated Terminal Plate) FIG. 1 shows an example of the integrated terminal plate 1 in which three parallel fixed terminal plates are formed by pressing one conductive spring material. The portion 1a and the movable terminal plate portion 1b are integrally connected to each other in the front-rear direction via a connecting portion 1c (a portion indicated by diagonal lines in the drawing). Each fixed terminal plate portion 1a and movable terminal plate portion 1
Solder portions 5 and contacts 6 and 7 are provided at positions corresponding to the front and rear ends of b, and a pressed portion 8 having an arc-shaped cross section is formed at an intermediate portion in the front-rear longitudinal direction of each terminal plate portion 1b. ..

(Molding process of terminal plate holder) FIG. 2 shows that a fixed terminal plate holder 9 and a movable terminal plate holder 10 in which the integrated terminal plate 1 is arranged at the front and rear are simultaneously integrally molded. The plate holder 9 is formed in a rectangular case shape having a groove cross-section with an open upper surface, and the terminal plate embedded portion 9a protruding upward at the rear of the open upper surface of the holder 9 has an intermediate portion in the front-rear direction of the fixed terminal plate portion 1a. Part is buried horizontally,
A coupling hole 11 as an engaged body is provided in the front part of the upper surface of the opening.

The movable terminal board holder 10 is formed in the shape of a rectangular block, and the intermediate portion in the front-rear direction of the movable terminal board portion 1b of the integrated terminal board 1 is horizontally embedded in the movable terminal board holder 10 as an engaging body on the upper surface thereof. The connecting pins 12 of the above are provided so as to correspond to the coupling holes 11.

(Terminal Plate Separation Step) FIG. 3 shows a fixed terminal plate 2 and a movable terminal plate 3 with holders, which are fixed terminal plate portions of the integrated terminal plate 1 after molding of the terminal plate holders 9 and 10. It is obtained by cutting off the connecting portion 1c between the movable terminal plate portion 1b and the movable terminal plate portion 1b.

(Product Finishing Process) FIG. 4 shows a finished product of the slide switch, in which the movable terminal plate holder 10 is turned upside down so as to be superposed on the fixed terminal plate holder 9, and the connecting pin 12 thereof is connected to the connecting hole. Both holders 9 and 10 are integrally coupled so that the contact 7 of the movable terminal plate 3 matches the upper position of the contact 6 of the fixed terminal plate 2 by being inserted into 11.
The combination of the two holders 9 and 10 constitutes, so to speak, a switch case, the fixed terminal plate holder 9 serves as the case body, and the movable terminal plate holder 10 serves as the case lid.

The fixed and movable terminal plate holders 9 and 10
When connecting the two, the operation slider 13 as an operator for opening and closing the switch is incorporated as shown in FIG. The operation slider 13 includes a first operation portion 14a, a second operation portion 14b, and a third operation portion 14a on the left and right sides of the front end upper part and the rear end upper part of the main body 13a formed in a gate shape in a front view.
The operation unit 14c is provided in that order with the phase shifted by a predetermined pitch in the front-rear direction. A knob 15 is provided on the upper surface of the slider body 13a. When the operation slider 13 is assembled, as shown in FIG.
Is slidably mounted in the recess of the fixed terminal plate holder 9 in the front-rear direction so as to straddle the upper side of the movable terminal plate 3 arranged at the center position in the left-right direction.

Operation slider 13 and fixed terminal plate holder 10
In the meantime, the operation slider 13 is moved to the all-off position (a) shown in FIG. 8A, and the first ON position (b) shown in FIG.
In addition, the operation slider 13 for positionably holding the second ON position (c) shown in FIG. 8C and the third ON position (d) shown in FIG. Moderation means are provided. Specifically, the operation slider 13
While a ball 17 is provided at the lower part of the main body a so as to be retractable via a spring 18, the ball 17 is engaged with and disengaged from the inner wall of the fixed terminal holder 9 by the slide movement of the operation slider 13 in the front-rear direction. Third and fourth vertical grooves 19a and 19
b, 19c, and 19d are arranged in a row at a predetermined pitch in the front-rear direction.

Now, in the all-off position where the ball 17 of the operating slider 13 engages with the first groove 19a, as shown in FIGS. 8 (a) and 9 (a), the first.
All of the second and third operation parts 14a, 14b, 14c are disengaged from the pressed parts 8 of all the movable terminal plates 3 on the left and right and in the middle thereof. In the first ON position (b) where the ball 17 of the operation slider 13 engages with the second concave groove 19b, FIG.
And as shown in FIG. 9B, the first of the operation slider 13
The operation portion 14a presses the pressed portion 8 of the intermediate movable terminal plate 3 to bring the movable contact 7 into contact with the fixed contact 6 of the lower fixed terminal plate 2.

In the second ON position (c) in which the ball 17 of the operation slider 13 is engaged with the third groove 19c, as shown in FIG.
And the second of the operation slider 13 as shown in FIG.
The operating portion 14b presses the pressed portion 8 of the left movable terminal plate 3 to bring the movable contact 7 into contact with the fixed contact 6 of the lower fixed terminal plate 2. In the third ON position (c) where the ball 17 of the operation slider 13 engages with the fourth concave groove 19d, FIG.
As shown in FIG. 9D and FIG. 9D, the operation slider 13
The third operation portion 14 (c) presses the pressed portion 8 of the right movable terminal plate 3 to bring the movable contact 7 into contact with the fixed contact 6 of the lower fixed terminal plate 2.

Incidentally, this slide switch is, for example,
Installed in a hair dryer, it drives the fan drive motor at the first ON position (b), the heater at 600W at the second ON position (c), and the 1200 at the third ON position (d).
It is set so that it can be converted to W.

[0018]

According to the present invention as described above,
A plurality of fixed terminal boards 2 and corresponding movable terminal boards 3
The fixed terminal board holder 9 and the movable terminal board holder 1 which are separate
Since the engaging bodies 12 formed on the movable terminal board holder 10 are bonded to the engaged body 11 on the fixed terminal board holder 9 side so as to be combined with each other, a plurality of fixings are performed. Even if the movable terminal board is present, the work of binding and assembling the holders can be simplified.
Further, the fixed terminal plate 2 and the movable terminal plate 3 are fixed in position on the respective terminal plate holders 9 and 10 without any deviation, and the movable terminal plate 3 and the fixed terminal plate 2 can be easily and accurately aligned. ..

[Brief description of drawings]

FIG. 1 is an explanatory diagram showing a manufacturing process sequence of a slide switch.

FIG. 2 is an explanatory diagram showing a manufacturing process sequence of a slide switch.

FIG. 3 is an explanatory view showing a manufacturing process sequence of the slide switch.

FIG. 4 is an external perspective view of a slide switch.

5 is a sectional view taken along line III-III in FIG.

6 is a sectional view taken along line IV-IV in FIG.

FIG. 7 is a perspective view of an operation slider.

FIG. 8 is a plan view showing a process of opening / closing the switch.

9 is a cross-sectional view of the process of opening / closing the switch shown in FIG. 8;

[Explanation of symbols]

 1 Integrated Terminal Board 2 Fixed Terminal Board 3 Movable Terminal Board 9 Fixed Terminal Board Holder 10 Movable Terminal Board Holder 13 Operation Slider

Claims (1)

[Claims] 1. A fixed terminal plate holder 9 in which a plurality of fixed terminal plates 2 are arranged side by side, and a plurality of movable terminal plates 3 corresponding to the fixed terminal plate 2 are integrally embedded in a separate body from the fixed terminal plate holder 9. The movable terminal board holder 10 is provided, and the engaging body 12 formed on the movable terminal board holder 10 is bonded to the engaged body 11 formed on the fixed terminal board holder 9 side to form the fixed terminal board 2 and the movable terminal. The holders 9 and 10 are combined so that the plate 3 faces each other, and the fixed terminal plate holder 9 is provided with an operator 13 which slides on the movable terminal plate 3 to bring it into and out of contact with the fixed terminal plate 2. A slide switch characterized by being arranged and configured.